STPS40120CT

STPS40120C Datasheet 120 V power Schottky rectifier Features A1 K A2 K K A1 K A2 TO-220AB narrow leads A1 K • • • • High junction temperature capability Avalanche rated Low leakage current Good trade-off between leakage current and forward voltage drop • ECOPACK®2 compliant A2 TO-220AB Applications • • • • • Switching diode SMPS DC/DC converter LED lighting Notebook adapter Description This dual center tap Schottky rectifier is ideally suited for high frequency switch mode power supply. Product status link Packaged in TO-220AB and TO-220AB narrow leads, the STPS40120C is optimized for use in notebook and LCD adapters, desktop SMPS, providing in these applications a margin between the remaining voltages applied on the diode and the voltage capability of the diode. STPS40120C Product summary Symbol Device IF(AV) 2 x 20 A VRRM 120 V Tj (max.) 175 °C VF (typ.) 0.69 V DS4231 - Rev 4 - June 2018 For further information contact your local STMicroelectronics sales office. www.st.com STPS40120C Characteristics 1 Characteristics Table 1. Absolute ratings (limiting values at 25 °C unless otherwise specified, per diode) Symbol Parameter Value Unit VRRM Repetitive peak reverse voltage 120 V IF(RMS) Forward rms current 30 A Per diode 20 Per device 40 Surge non repetitive forward current tp = 10 ms sinusoidal 200 A Repetitive peak avalanche power tp = 10 µs, Tj = 125 °C 755 W -65 to +175 °C 175 °C IF(AV) Average forward current , Tc = 145 °C, δ = 0.5 IFSM PARM Tstg Tj Storage temperature range Maximum operating junction temperature (1) A 1. (dPtot/dTj) < (1/Rth(j-a)) condition to avoid thermal runaway for a diode on its own heatsink. Table 2. Thermal resistance parameters Symbol Parameter Rth(j-c) Junction to case Rth(c) Coupling Max. value Per diode 1.6 Total 0.85 Unit °C/W 0.1 When the diodes 1 and 2 are used simultaneously: ΔTj(diode 1) = P(diode 1) x Rth(j-c)(per diode) + P(diode 2) x Rth(c) Table 3. Static electrical characteristics Symbol IR(1) Parameter Reverse leakage current Test conditions Tj = 25 °C Tj = 125 °C Tj = 25 °C Tj = 125 °C VF(2) Forward voltage drop Tj = 25 °C Tj = 125 °C Tj = 25 °C Tj = 125 °C VR = VRRM IF = 7.5 A IF = 20 A IF = 40 A Min. Typ. - 4 - 0.57 25 µA 12 mA 0.61 0.90 0.69 - Unit 0.73 - Max. 0.73 V 1.00 0.83 0.88 1. Pulse test: tp = 5 ms, δ < 2% 2. Pulse test: tp = 380 µs, δ < 2% To evaluate the conduction losses, use the following equation: P = 0.58 x IF(AV) + 0.0075 x IF2(RMS) For more information, please refer to the following application notes related to the power losses : DS4231 - Rev 4 page 2/11 STPS40120C Characteristics (curves) • • 1.1 AN604: Calculation of conduction losses in a power rectifier AN4021: Calculation of reverse losses on a power diode Characteristics (curves) Figure 1. Average forward power dissipation versus average forward current (per diode) 20 PF(AV)( W) Figure 2. Average forward current versus ambient temperature (δ = 0.5, per diode) 22 δ = 0.5 18 16 Rth(j-a) =Rt h(j-c) 20 18 δ = 0.2 δ = 0.1 14 IF(AV)(A) 16 δ=1 14 12 δ = 0.05 12 10 Rth(j-a) = 15°C/W 10 8 8 6 6 T 4 T 4 2 IF(AV)(A) 0 2 4 6 8 10 12 14 16 18 20 2 tp δ =tp/T 0 22 24 Figure 3. Normalized avalanche power derating versus pulse duration (Tj = 125 °C) 1 δ =tp/T 0 PARM (t p ) PARM (10 µs) 0 Tamb(°C ) tp 25 50 75 100 125 150 175 Figure 4. Relative variation of thermal impedance junction to case versus pulse duration 1.0 Zth (j-c)/R th(j-c) 0.9 0.8 0.7 0.1 0.6 0.5 0.4 0.3 0.01 0.2 0.1 0.001 t p(µs) 1 DS4231 - Rev 4 10 Single pulse t p(s ) 0.0 100 1000 1.E-03 1.E-02 1.E-01 1.E+00 page 3/11 STPS40120C Characteristics (curves) Figure 5. Reverse leakage current versus reverse voltage applied (typical values, per diode) 1.E+02 IR (mA ) Figure 6. Junction capacitance versus reverse voltage applied (typical values, per diode) 1000 1.E+01 C (pF) F= 1MHz VOSC =30mVRMS Tj = 25°C Tj =150°C Tj =125°C 1.E+00 Tj =100°C 1.E-01 Tj =75°C 1.E-02 100 Tj =50°C 1.E-03 Tj =25°C 1.E-04 VR(V) 0 10 20 30 40 50 60 VR(V) 10 1.E-05 70 80 90 100 110 1 120 10 100 Figure 7. Forward voltage drop versus forward current (per diode) 100 IF (A) T= j 125°C (maximum values) T= j 125°C (typical values) T= j 25°C (maximum values) 10 VF (V) 1 0.0 DS4231 - Rev 4 0 .2 0.4 0 .6 0.8 1 .0 1.2 1.4 page 4/11 STPS40120C Package information 2 Package information In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK® packages, depending on their level of environmental compliance. ECOPACK® specifications, grade definitions and product status are available at: www.st.com. ECOPACK® is an ST trademark. 2.1 TO-220AB package information • • • • Epoxy meets UL 94,V0 Cooling method: by conduction (C) Recommended torque value: 0.55 N·m Maximum torque value: 0.70 N·m Figure 8. TO-220AB package outline DS4231 - Rev 4 page 5/11 STPS40120C TO-220AB package information Table 4. TO-220AB package mechanical data Dimensions Ref. Millimeters Min. Max. Min. Max. A 4.40 4.60 0.173 0.181 b 0.61 0.88 0.240 0.035 b1 1.14 1.55 0.045 0.061 c 0.48 0.70 0.019 0.028 D 15.25 15.75 0.600 0.620 D1 DS4231 - Rev 4 Inches (for reference only) 1.27 typ. 0.050 typ. E 10.00 10.40 0.394 0.409 e 2.40 2.70 0.094 0.106 e1 4.95 5.15 0.195 0.203 F 1.23 1.32 0.048 0.052 H1 6.20 6.60 0.244 0.260 J1 2.40 2.72 0.094 0.107 L 13.00 14.00 0.512 0.551 L1 3.50 3.93 0.138 0.155 L20 16.40 typ. 0.646 typ. L30 28.90 typ. 1.138 typ. θP 3.75 3.85 0.148 0.152 Q 2.65 2.95 0.104 0.116 page 6/11 STPS40120C TO-220AB narrow leads package information 2.2 TO-220AB narrow leads package information • • • • Epoxy meets UL94, V0 Cooling method: by conduction (C) Recommended torque value: 0.55 N·m Maximum torque value: 0.70 N·m Figure 9. TO-220AB narrow leads package outline A ØP E F Q H1 D D1 L20 L30 L1 b1(x3) L 1 2 e e1 DS4231 - Rev 4 3 J1 C b (x3) page 7/11 STPS40120C TO-220AB narrow leads package information Table 5. TO-220AB narrow leads package mechanical data Dimensions Ref. Millimeters Min. Max. Min. Max. A 4.40 4.60 0.173 0.181 b 0.61 0.88 0.240 0.035 b1 0.95 1.20 0.037 0.047 c 0.48 0.70 0.019 0.028 D 15.25 15.75 0.600 0.620 D1 DS4231 - Rev 4 Inches (for reference only) 1.27 typ. 0.050 typ. E 10.00 10.40 0.394 0.409 e 2.40 2.70 0.094 0.106 e1 4.95 5.15 0.195 0.203 F 1.23 1.32 0.048 0.052 H1 6.20 6.60 0.244 0.260 J1 2.40 2.72 0.094 0.107 L 13.00 14.00 0.512 0.551 L1 2.60 2.90 0.138 0.155 L20 15.40 typ. 0.646 typ. L30 28.90 typ. 1.138 typ. θP 3.75 3.85 0.148 0.152 Q 2.65 2.95 0.104 0.116 page 8/11 STPS40120C Ordering information 3 Ordering information Table 6. Ordering information DS4231 - Rev 4 Order code Marking Package Weight Base qty. Delivery mode STPS40120CT STPS40120CT TO-220AB 1.95 g 50 Tube STPS40120CTN PS40120CTN 1.9 g 50 Tube TO-220AB narrow leads page 9/11 STPS40120C Revision history Table 7. Document revision history Date Version Changes 18-Feb-2005 1 First issue 1-Dec-2006 2 Reformatted to current standards. Added I2PAK. 15-Sep-2011 3 Added TO-220AB narrow leads package. Removed I²PAK package, figure 4 and figure 5. 21-Jun-2018 4 Updated Figure 3. Normalized avalanche power derating versus pulse duration (Tj = 125 °C) and Table 1. Absolute ratings (limiting values at 25 °C unless otherwise specified, per diode). Minor text changes to improve readability. DS4231 - Rev 4 page 10/11 STPS40120C IMPORTANT NOTICE – PLEASE READ CAREFULLY STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, enhancements, modifications, and improvements to ST products and/or to this document at any time without notice. Purchasers should obtain the latest relevant information on ST products before placing orders. ST products are sold pursuant to ST’s terms and conditions of sale in place at the time of order acknowledgement. Purchasers are solely responsible for the choice, selection, and use of ST products and ST assumes no liability for application assistance or the design of Purchasers’ products. No license, express or implied, to any intellectual property right is granted by ST herein. Resale of ST products with provisions different from the information set forth herein shall void any warranty granted by ST for such product. ST and the ST logo are trademarks of ST. All other product or service names are the property of their respective owners. Information in this document supersedes and replaces information previously supplied in any prior versions of this document. © 2018 STMicroelectronics – All rights reserved DS4231 - Rev 4 page 11/11